Option Explicit

Private Const INTERNET_OPEN_TYPE_DIRECT = 1

Private Const scuseragent = "vb wininet"

Private Const INTERNET_FLAG_PASSIVE = &H8000000

'调用设置环境

Private Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String,ByVal lAccessType As Long,ByVal sProxyName As String,ByVal sProxyBypass As String,ByVal lFlags As Long) As Long

'连接服务器

Private Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" (ByVal hInternetSession As Long,ByVal sServerName As String,ByVal nServerPort As Integer,ByVal sUsername As String,ByVal sPassword As String,ByVal lService As Long,ByVal lFlags As Long,ByVal lContext As Long) As Long

'上传涵数

Private Declare Function FtpPutFile Lib "wininet.dll" Alias "FtpPutFileA" (ByVal hFtpSession As Long,ByVal lpszLocalFile As String,ByVal lpszRemoteFile As String,ByVal dwFlags As Long,ByVal dwContext As Long) As Boolean

Private Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" (ByVal hFtpSession As Long,ByVal lpszNewFile As String,ByVal fFailIfExists As Boolean,ByVal dwFlagsAndAttributes As Long,ByVal dwContext As Long) As Boolean

Private Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal hInet As Long) As Integer

Dim hOpen As Long

Dim hConnection As Long

'上传文件模块

Public Function UpLoadFile(IP As String,FileName As String,UserName As String,PassWord As String) As Boolean

Dim ShortName As String

Dim ret As Boolean

ShortName = GetShortName(FileName)

hOpen = TestServer

If hOpen <> 0 Then

hConnection = InterConnection(IP,UserName,PassWord)

If hConnection <> 0 Then

ret = FtpPutFile(hConnection,FileName,ShortName,2,0)

UpLoadFile = ret

Else

UpLoadFile = False

End If

Else

UpLoadFile = False

End If

InternetCloseHandle hConnection

InternetCloseHandle hOpen

End Function

'FTP下载文件

Public Function DownLoadFile(IP As String,LocalFileName As String,PassWord As String)

Dim ret As Boolean

hOpen = TestServer

If hOpen <> 0 Then

hConnection = InterConnection(IP,PassWord)

If hConnection <> 0 Then

ret = FtpGetFile(hConnection,LocalFileName,1,0)

DownLoadFile = ret

Else

DownLoadFile = False

End If

Else

DownLoadFile = False

End If

InternetCloseHandle hConnection

InternetCloseHandle hOpen

End Function

'调用设置环境

Private Function TestServer() As Long

Dim i As Long

' i = InternetOpen(scuseragent,INTERNET_OPEN_TYPE_DIRECT,vbNullString,0)

i = InternetOpen(vbNullString,0)

TestServer = i

End Function

'连接服务器

Private Function InterConnection(IP As String,PassWord As String) As Long

Dim i As Long

i = InternetConnect(hOpen,IP,PassWord,INTERNET_FLAG_PASSIVE,0)

InterConnection = i

End Function

'得到文件的短文件名

Private Function GetShortName(FileName As String) As String

Dim stemp() As String

stemp = Split(FileName,"/")

If UBound(stemp) > 0 Then

GetShortName = stemp(UBound(stemp))

Else

GetShortName = ""

End If

End Function